RediFast Organo Phosphonate Test Kit, OptiDrop Dispenser (1 drop = 5.0 ppm as 100% O.P./25 ml)

The RediFast® Organo Phosphonate Test Kit with OptiDrop™ Dispenser delivers fast, accurate phosphonate testing for closed loop systems. Each drop equals 5.0 ppm as 100% organophosphonate in a 25 mL sample, with a sharp green-to-purple color change for easy endpoint detection. The non-thorium method includes built-in pH buffers and interference suppression for reliable results in the field.

Key Features:

• OptiDrop™ Dispenser: 1 drop = 5.0 ppm (as 100% O.P.) in 25 mL sample


• Supports HEDP, ATMP, HPAA phosphonates


• Non-Thorium Method: Safe and compliant


• Buffered Indicator: Green-to-purple color change


• pH Adjustment Built-In: No external pH tools needed


• Suppression Agents: Neutralizes fluoride, halogens, and iron


• Auto Blank: Accurate results in make-up water